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2.2 Electron Configuration & Orbital Diagrams (S)

Multiple Choice
Identify the choice that best completes the statement or answers the question.

____	1.	For an electron in an atom to change from the ground state to an excited state,
a. | energy must be released.
b. | energy must be absorbed.
c. | radiation must be emitted.
d. | the electron must make a transition from a higher to a lower energy level.

____	2.	The letter designations for the first four sublevels, with the number of electrons that can be accommodated in each sublevel are
a. | s: 1, p: 3, d: 10, and f: 14. | c. | s: 2, p: 6, d: 10, and f: 14.
b. | s: 1, p: 3, d: 5, and f: 7. | d. | s: 1, p: 2, d: 3, and f: 4.

____	3.	Which is the ground-state electron configuration for  ?
a. | [Ar] 4s^23d^4 | c. | [Ar] 4s^33d^3
b. | [Ar] 4s^13d^5 | d. | [Ar] 4s^43d^2

____	4.	The main energy levels of an atom are indicated by the
a. | orbital quantum numbers. | c. | spin quantum numbers.
b. | magnetic quantum numbers. | d. | principal quantum numbers.

____	5.	The number of orbitals for the d sublevel is
a. | 1. | c. | 5.
b. | 3. | d. | 7.

2.2 Electron Configuration & Orbital Diagrams (S)
Answer Section

MULTIPLE CHOICE

	1.	ANS:	B	PTS:	1	DIF:	II	OBJ:	3.3.2
STA:	II.I.II.9-12.9

	2.	ANS:	C	PTS:	1	DIF:	II	OBJ:	3.3.3
STA:	I.I.III.9-12.2

	3.	ANS:	B	PTS:	1	DIF:	III	OBJ:	3.3.4
STA:	I.I.III.9-12.2

	4.	ANS:	D	PTS:	1	DIF:	I	OBJ:	3.3.3
STA:	I.I.III.9-12.2

	5.	ANS:	C	PTS:	1	DIF:	II	OBJ:	3.3.3
STA:	I.I.III.9-12.2